A computer monitor normally selling for $125 at an electronics store is marked down 70%. If the cost of the monitor is $80 and the operating costs are 20% of cost, find the
operating loss and the absolute loss.

Given: jk ||lm prove: _2 = 27 statement justification 1. jk ||lm 1. given 2.26 = 27 3.22 = 26 2. 3. 4. _2 = 27 4. corresponding angles theorem transitive property of equality vertical angles theorem substitution property of equality